One of the most powerful bomb cyclones to form in decades hit the U.S. West Coast this week, bringing hurricane-force winds, heavy precipitation and power outages to portions of northern California, ...

Low pressure in the Bay of Campeche has a high chance of developing into a tropical cyclone and may require tropical storm watches or warnings for parts of the Mexican Gulf Coast. Impacts on South ...

Northern areas of California and the Pacific Northwest are bracing for the strongest atmospheric river storm system, which has the potential to form a “bomb cyclone” that could intensify overnight.